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Premium Heavy Duty Electric Water Heater
Optional Equipment & Construction
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Silicon Bronze Tank – Available for deionized water.
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Stainless Steel Tank – Available for deionized water.
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150 or 160 PSI Working Pressure – Available when required. Must
be specified at time of order.
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Handhole Cleanout – 4˝ x 6˝ size.
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Combination Temperature/Pressure Gauge – Dial type combination
gauge (shipped loose).
Control Options:
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Low Water Cutoff – Probe type electric low water cutoff prevents
energizing of elements in the event of low water condition.
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Override Switches – A simple form of load control allows all or part
of unit input to be controlled manually. Up to one override switch per
contactor is available.
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Indicating/Pilot Lights – For indicating element operation and/or
switch closure. Up to one indicating light available for each switch
and/or contactor is available.
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Thermostat Step – The simplest form of modulation. Allows
elements to be stepped on in groups or individually by specifying
additional thermostats (up to 1 per contactor).
RECOVERY RATES
Standard
Btu/
KW Input
Hour
30˚
3
10,239
41
6
20,478
82
9
30,717
123
12
40,956
164
15
51,195
205
18
61,434
246
24
81,912
328
30
102,390
410
36
122,868
492
45
153,585
615
54
184,302
738
60**
204,780
819
75**
255,975
1025
90**
307,170
1229
*Figured at 1 KW (3413 Btu) = 4.1 gallons at 100˚F temperature rise.
**Available on 50 gallon models or larger.
To determine recovery rate per minute, divide recovery rate per hour by 60.
NSF ratings may be obtained by multiplying above figures by 0.98.
COMMERCIAL
500 Lindahl Parkway, Ashland City, TN 37015 • www.stateind.com
®
The Expert's Choice
RECOVERY RATE IN GALLONS PER HOUR* - Temperature Rise ˚F
40˚
50˚
60˚
70˚
31
24
20
17
62
49
41
35
92
74
62
53
123
98
82
70
154
123
102
88
184
148
123
105
246
197
164
140
308
246
205
176
369
295
246
211
461
369
307
263
554
443
359
316
615
492
410
351
768
615
512
439
922
738
615
527
Control Options Continued:
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Sequencer – Two or three step time delay sequencer provides for
stepping of elements in groups or individually (maximum of 1 step
per contactor).
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Modulating Step – Solid state electronic control device that
modulates input to match load through progressive sequencing of
steps (up to 3 steps with maximum of 1 per contactor).
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Time Clock – Seven day clock may be programmed for up to 14 on/off
operations per week. Skip a day feature allows for weekend shutdown.
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Immersion Auto Reset High Limit – Adjustable automatic reset type.
Provides additional protection against high temperature conditions.
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Safety Door Interlock – Prevents openings of control panel door
when heater power supply is energized.
NOTE: Once door is open, the heater may be energized if necessary
for service diagnosis.
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Pressure Limit Switches – Both high and low pressure limit
switches available.
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Power Circuit Fusing – Sub-divides internal circuitry with maximum
of 60 amp fuses. Supplied as standard when required by NEC and UL.
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Alarm Horn – Horns may be furnished to warn of any condition in the
heater for which sensors have been specified.
80˚
90˚
100˚
110˚
15
13
12
31
27
25
46
41
37
61
55
49
77
68
61
92
82
74
123
109
98
154
137
123
112
184
164
148
134
230
205
184
168
277
246
221
201
307
273
246
223
384
341
307
279
461
410
369
335
120˚
130˚
140˚
11
10
10
9
22
21
19
18
34
31
28
26
45
41
38
35
56
51
47
44
67
62
57
53
90
82
76
70
103
95
88
123
113
105
154
142
132
185
170
158
205
189
176
256
236
219
307
284
263
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